Metal knife block



FIG. 1 is a front perspective view of a metal knife block, showing our new design;

FIG. 2 is a rear perspective view of the metal knife block of FIG. 1;

FIG. 3 is a front elevational view of the metal knife block of FIG. 1;

FIG. 4 is a rear elevational view of the metal knife block of FIG. 1;

FIG. 5 is a first side elevational view of the metal knife block of FIG. 1;

FIG. 6 is a second side elevational view of the metal knife block of FIG. 1;

FIG. 7 is a top plan view of the metal knife block of FIG. 1; and,

FIG. 8 is a bottom plan view of the metal knife block of FIG. 1.

The broken line portions are included to show unclaimed subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a metal knife block, as shown and described. 